-- Mar 11, 2020 (Alfred Eichhorn) -- # via Kurt Beschorner n=30557: c30557(1111111111......) = 488739274086097811461190161 * c30530(2273423009......) # ECM B1=5e4, sigma=2893196195929023 # 201097 of 300000 Phi_n(10) factorizations were cracked. # 18775 of 25997 R_prime factorizations were cracked.